door
//dɔːr//
Noun
doorSingular
doorsPlural
1
A hinged, sliding, or revolving barrier at the entrance to a building, room, or vehicle, or in the framework of a cupboard.
Please close the door.
2
The space in a wall where a door is fitted; a doorway.
She stood in the door and waved goodbye.
3
A means of access or entry to something.
Education is the door to success.
4
A house or building, especially when considered as one of a series in a street.
She lives three doors down from me.